{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005476","496:4960003962","496:4960003960","493:4930000471","480:4800003958","480:4800002975","494:4940005339","493:4930000477","494:4940004590","494:4940008318","493:4930004075","494:4940008317","480:4800004126","480:4800005136","481:4810004361","493:4930000904","496:4960004952","496:4960009901","468:4680003784","480:4800001858","468:4680002272","496:4960007476","487:4870011584","480:4800004882","496:4960011092"],"twin_admin_codes":[480,496,496,493,480,480,494,493,494,494,493,494,480,480,481,493,496,496,468,480,468,496,487,480,496],"twin_sims":[0.1979755809769391,0.17359390831361837,0.16581753383245645,0.15997854346149862,0.15582238251040378,0.15103039525224857,0.14911686620057146,0.14571851381010842,0.13680880550403607,0.1365212774112833,0.1353326230677626,0.12833271232401164,0.12502484040702927,0.12415369932839758,0.12327893491097593,0.12258036850307329,0.12105303992004014,0.12073418538375548,0.1196155472805565,0.11712334200725327,0.11660012647478149,0.11631396113712571,0.11184577370609401,0.1096041108863641,0.1089195561009113],"twin_dists":[0.23374605030149997,0.2430448661262581,0.24620498686348716,0.2486488067444905,0.25042808657158117,0.2525231765742418,0.25337343798580764,0.2549035221031989,0.25904480874887115,0.25918176473375887,0.25975025102825355,0.2631764172086899,0.26484480044626413,0.2652897401984093,0.265738925625039,0.26609937999008726,0.2668929551179578,0.2670595894647573,0.2676468642549418,0.2689705143619471,0.26925113883880086,0.26940503136673705,0.2718465296867065,0.2730998543134459,0.27348654170982334],"n_dims_used":43,"mean_confidence":0.9225486045659974},"coverage":{"mean_confidence":0.9225486045659974,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}